Radiant|Lab Grown|IGI

1.28ct F VVS2 Radiant Lab Grown Diamond

ID • F/VVS2 • IGI LG670471047

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG670471047

Diamond specifications and retailer prices

From $748 USD
£589 GBP
As of October 31, 2026
3 retailers carry this diamond
Most expensive: $748 USD at Diamond Quarter
View at Diamond Quarter

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG670471047 or 670471047. Listed at 3 retailers as of October 31, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670471047
Dimensions7.74 × 5.31 mm
L/W Ratio1.46
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.74 mm5.31 mm1.28 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670471047
Side View
Table 67.0%Crown 32.4°Girdle: MediumPavilion 35.6°Culet: NoneDepth 68.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $495 USD|Low: $138 USD|High: $84,556 USD|Avg: $892 USD|-34.1%
Retailer 1
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Retailer 3
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Retailer 5
Retailer 6
Retailer 7
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Retailer 14
August 18, 2026
Retailer 4$138 USD
Retailer 10$250 USD
Retailer 8$338 USD
Retailer 5$389 USD
Retailer 6$482 USD
Retailer 1$495 USD
Retailer 14$504 USD
Retailer 2$514 USD
Retailer 11$543 USD
Retailer 12$622 USD
Retailer 13$648 USD
Retailer 7$660 USD
Retailer 3$706 USD
Retailer 9$1,120 USD

51 data points across 14 retailers

3 retailers

Retailer 1
-
$495 USD
A$761 AUD
Price last confirmed 74 days ago
Retailer 2
-
$660 USD
View
Price last confirmed 75 days ago
Most Expensive
B
Diamond Quarter
1.28VVS2FLG47372FN · Oct 31
$748 USD
£589 GBP
View
2 more retailers have this diamond

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
1.28ct Radiant
$748 USD